Native plants · Pennsylvania

Native plants of Armstrong County

699 plant species are recorded as native to Pennsylvania in Kew’s World Checklist of Vascular Plants and USDA PLANTS, and recorded in Armstrong County by USDA PLANTS. 287 of them have growing records you can filter by light, moisture, height and estimated cold hardiness. 3 more species are listed as both native and introduced and kept in a separate section.

County summary · USDA PLANTS and Kew WCVP

Armstrong County, Pennsylvania

Native species
699 Typical Pennsylvania county: 763 (median of 67 counties)
Garden-ready natives
287 Typical Pennsylvania county: 331
Share by type (all 699 native species)
Percent of the 699 native species in each growth type
Tree 13% (91)
Shrub 6% (39)
Wildflower (forb) 56% (391)
Grass or grass-like 16% (113)
Vine 4% (27)
Fern 5% (38)

Wildflowers make up the largest share of the native list (56%), followed by grasses and grass-like plants (16%).

Recorded native ranges can include long-established populations that spread from gardens; check your state’s native plant society list for local guidance. How native status is decided.

ZIP codes mainly in this county fall in USDA hardiness zones 6a to 6b (2023 map).

The native plant list

Cold hardiness is estimated from each plant’s PLANTS minimum temperature. How we estimate it.

Garden-ready natives 287

Native species with PLANTS growing records (height, light, moisture, minimum temperature). “—” means PLANTS has no value.

Garden-ready native plants of Armstrong County, Pennsylvania
PlantType HeightLight Water useHardy to
Allegheny serviceberry Amelanchier laevis Tree 35 ft Shade-tolerant Medium Zone 3b
alternateleaf dogwood Cornus alternifolia Tree 25 ft Shade-tolerant Medium Zone 2b
American basswood Tilia americana Tree 100 ft Shade-tolerant Medium Zone 2b
American beech Fagus grandifolia Tree 80 ft Shade-tolerant Medium Zone 3a
American bellflower Campanulastrum americanum Wildflower (forb) 6 ft Shade-tolerant Medium Zone 12b
American bittersweet Celastrus scandens Vine 15 ft Shade-tolerant High Zone 3b
American chestnut Castanea dentata Tree 115 ft Sun Medium Zone 4a
American eelgrass Vallisneria americana Wildflower (forb) 1 ft Sun High Zone 4a
American elm Ulmus americana Tree 120 ft Sun–part shade High Zone 2b
American hazelnut Corylus americana Shrub 10 ft Sun–part shade Medium Zone 4a
American hornbeam Carpinus caroliniana Tree 30 ft Shade-tolerant Medium Zone 4a
American plum Prunus americana Tree 24 ft Sun Medium Zone 3b
American pokeweed Phytolacca americana Wildflower (forb) 7.3 ft Shade-tolerant Medium Zone 4a
American red raspberry Rubus idaeus Shrub 6 ft Shade-tolerant — Zone 1a
American speedwell Veronica americana Wildflower (forb) 10 in Shade-tolerant High Zone 3b
American sycamore Platanus occidentalis Tree 100 ft Sun–part shade High Zone 4a
American water horehound Lycopus americanus Wildflower (forb) 1.8 ft Shade-tolerant High Zone 3b
American water-willow Justicia americana Wildflower (forb) 2.5 ft Shade-tolerant Medium Zone 4b
American witchhazel Hamamelis virginiana Tree 20 ft Sun–part shade Medium Zone 4b
arborvitae Thuja occidentalis Tree 50 ft Sun–part shade Medium Zone 4a
arrowleaf tearthumb Polygonum sagittatum Vine 1 ft Sun Medium Zone 6a
awlfruit sedge Carex stipata Grass or grass-like 3.5 ft Shade-tolerant Medium Zone 3b
Bailey's sedge Carex baileyi Grass or grass-like 2.1 ft Shade-tolerant High Zone 4a
beaked agrimony Agrimonia rostellata Wildflower (forb) 2.3 ft Sun–part shade Medium Zone 4a
beaked hazelnut Corylus cornuta Tree 15 ft Shade-tolerant Medium Zone 2b
big bluestem Andropogon gerardii Grass or grass-like 6 ft Sun Low Zone 2b
bigleaf aster Eurybia macrophylla Wildflower (forb) 4.6 ft Shade-tolerant Medium Zone 4b
bigtooth aspen Populus grandidentata Tree 65 ft Sun High Zone 3a
bitternut hickory Carya cordiformis Tree 75 ft Sun Medium Zone 2b
black ash Fraxinus nigra Tree 65 ft Sun High Zone 2b
black cherry Prunus serotina Tree 80 ft Sun Medium Zone 4a
black chokeberry Aronia melanocarpa Shrub 6 ft Shade-tolerant — Zone 9b
black huckleberry Gaylussacia baccata Shrub 4 ft Shade-tolerant Low Zone 4a
black locust Robinia pseudoacacia Tree 60 ft Sun Medium Zone 3b
black maple Acer nigrum Tree 100 ft Shade-tolerant Medium Zone 2b
black oak Quercus velutina Tree 80 ft Sun–part shade Medium Zone 4a
black raspberry Rubus occidentalis Shrub 6 ft Sun–part shade Medium Zone 4b
black walnut Juglans nigra Tree 100 ft Sun High Zone 4b
black willow Salix nigra Tree 100 ft Sun High Zone 1b
blackeyed Susan Rudbeckia hirta Wildflower (forb) 1 ft Sun Medium Zone 5a
blackgum Nyssa sylvatica Tree 95 ft Shade-tolerant Medium Zone 5b
blackhaw Viburnum prunifolium Tree 16 ft Shade-tolerant Medium Zone 4a
blue cohosh Caulophyllum thalictroides Wildflower (forb) 2.5 ft Shade-tolerant Medium Zone 4a
bluebead Clintonia borealis Wildflower (forb) 1.1 ft Sun Medium Zone 4a
blunt spikerush Eleocharis obtusa Grass or grass-like 1.6 ft Sun Medium Zone 11a
bottle gentian Gentiana clausa Wildflower (forb) 1.5 ft Sun–part shade Medium Zone 3b
bristly buttercup Ranunculus hispidus Wildflower (forb) 2.5 ft Shade-tolerant Medium Zone 4a
bristly dewberry Rubus hispidus Shrub 2 ft Sun High Zone 3b
broadleaf arrowhead Sagittaria latifolia Wildflower (forb) 4.9 ft Sun High Zone 4a
broadleaf cattail Typha latifolia Wildflower (forb) 5 ft Sun–part shade High Zone 3b
broadleaf rosette grass Dichanthelium latifolium Grass or grass-like 3.3 ft Sun–part shade Low Zone 3a
broom sedge Carex scoparia Grass or grass-like 2.5 ft Shade-tolerant High Zone 3b
broomsedge bluestem Andropogon virginicus Grass or grass-like 3 ft Sun Medium Zone 5b
bulbous bittercress Cardamine bulbosa Wildflower (forb) 1.4 ft Shade-tolerant Medium Zone 4a
bur-reed sedge Carex sparganioides Grass or grass-like 3 ft Shade-tolerant High Zone 4a
burningbush Euonymus atropurpureus Tree 10 ft Shade-tolerant Low —
butterfly milkweed Asclepias tuberosa Wildflower (forb) 2 ft Sun Low Zone 4a
butternut Juglans cinerea Tree 80 ft Sun Medium Zone 4a
calico aster Symphyotrichum lateriflorum Wildflower (forb) 4 ft Sun Medium Zone 4a
Canada germander Teucrium canadense Wildflower (forb) 3.3 ft Sun–part shade High Zone 3a
Canada goldenrod Solidago altissima Wildflower (forb) 5 ft Sun–part shade Medium Zone 4b
Canada goldenrod Solidago canadensis Wildflower (forb) 3.5 ft Sun Medium Zone 3a
Canada wildrye Elymus canadensis Grass or grass-like 3 ft Shade-tolerant Medium Zone 3a
Canada yew Taxus canadensis Shrub 5 ft Shade-tolerant Medium Zone 4b
Canadian horseweed Conyza canadensis Wildflower (forb) 5 ft Sun Medium Zone 12b
Canadian lousewort Pedicularis canadensis Wildflower (forb) 1.3 ft Shade-tolerant Medium Zone 3a
Canadian milkvetch Astragalus canadensis Wildflower (forb) 6 in Sun Medium Zone 3b
Canadian rush Juncus canadensis Grass or grass-like 3.2 ft Sun–part shade Medium Zone 4a
Canadian waterweed Elodea canadensis Wildflower (forb) — Sun High Zone 4a
cardinalflower Lobelia cardinalis Wildflower (forb) 5.9 ft Shade-tolerant Low Zone 4a
Carolina rose Rosa carolina Shrub 5 ft Sun–part shade Low Zone 3a
chestnut oak Quercus montana Tree 73 ft Sun–part shade Medium Zone 4a
chokecherry Prunus virginiana Tree 25 ft Sun Medium Zone 3a
cinnamon fern Osmunda cinnamomea Fern 4.9 ft Shade-tolerant Medium Zone 4a
closed bottle gentian Gentiana andrewsii Wildflower (forb) 2 ft Sun–part shade Medium Zone 3b
common blue violet Viola sororia Wildflower (forb) 4 in Sun–part shade High Zone 4b
common blue wood aster Symphyotrichum cordifolium Wildflower (forb) 5 ft Sun Low Zone 3b
common buttonbush Cephalanthus occidentalis Tree 15 ft Shade-tolerant High Zone 4a
common cowparsnip Heracleum maximum Wildflower (forb) 8 ft Sun High Zone 3b
common evening primrose Oenothera biennis Wildflower (forb) 5 ft Sun Medium Zone 4b
common goldstar Hypoxis hirsuta Wildflower (forb) 10 in Sun–part shade Medium Zone 4a
common ninebark Physocarpus opulifolius Shrub 10 ft Sun Low Zone 4a
common rush Juncus effusus Grass or grass-like 6.6 ft Sun Medium Zone 3b
common selfheal Prunella vulgaris Wildflower (forb) 1.5 ft Sun–part shade Medium Zone 3b
common serviceberry Amelanchier arborea Tree 36 ft Shade-tolerant Medium Zone 2b
common sneezeweed Helenium autumnale Wildflower (forb) 4.9 ft Sun Medium Zone 3a
common spikerush Eleocharis palustris Grass or grass-like 1.3 ft Sun High Zone 3b
crested woodfern Dryopteris cristata Fern 1.6 ft Shade-tolerant High Zone 4a
crookedstem aster Symphyotrichum prenanthoides Wildflower (forb) 4 ft Sun Medium Zone 3b
cucumber tree Magnolia acuminata Tree 100 ft Sun–part shade High Zone 5b
cutleaf coneflower Rudbeckia laciniata Wildflower (forb) 8.2 ft Shade-tolerant Low Zone 3b
deerberry Vaccinium stamineum Shrub 16 ft Shade-tolerant Low Zone 5a
deertongue Dichanthelium clandestinum Grass or grass-like 2 ft Sun Low Zone 4a
devil's beggartick Bidens frondosa Wildflower (forb) 4 ft Sun–part shade Medium Zone 12a
devil's darning needles Clematis virginiana Vine 15 ft Sun–part shade Medium Zone 3b
devil's walkingstick Aralia spinosa Tree 20 ft Sun High Zone 4b
ditch stonecrop Penthorum sedoides Wildflower (forb) 2.6 ft Sun–part shade Medium Zone 4b
dotted smartweed Polygonum punctatum Wildflower (forb) 3.2 ft Sun Medium Zone 10b
downy yellow violet Viola pubescens Wildflower (forb) 1.3 ft Shade-tolerant Medium Zone 4a
drooping sedge Carex prasina Grass or grass-like 2.3 ft Shade-tolerant Medium Zone 4b
dwarf St. Johnswort Hypericum mutilum Wildflower (forb) 2.6 ft Sun–part shade Medium Zone 5a
eastern hemlock Tsuga canadensis Tree 105 ft Shade-tolerant Medium Zone 4a
eastern narrowleaf sedge Carex amphibola Grass or grass-like 2 ft Shade-tolerant Medium Zone 7a
eastern redbud Cercis canadensis Tree 30 ft Shade-tolerant Low Zone 4b
eastern redcedar Juniperus virginiana Tree 50 ft Sun–part shade Low Zone 3a
eastern teaberry Gaultheria procumbens Shrub 6 in Shade-tolerant Low Zone 4a
eastern white pine Pinus strobus Tree 150 ft Sun–part shade Medium Zone 4a
fall panicgrass Panicum dichotomiflorum Grass or grass-like 3.3 ft Sun High Zone 3a
field horsetail Equisetum arvense Fern 11 in Sun–part shade High Zone 3a
field pussytoes Antennaria neglecta Wildflower (forb) 1 ft Sun Low Zone 3b
fireweed Chamerion angustifolium Wildflower (forb) 5.5 ft Sun–part shade High Zone 3b
flattened oatgrass Danthonia compressa Grass or grass-like 2.4 ft Shade-tolerant Medium Zone 4a
flowering dogwood Cornus florida Tree 30 ft Shade-tolerant Low Zone 4b
fowl mannagrass Glyceria striata Grass or grass-like 5.7 ft Shade-tolerant Medium Zone 3b
fox sedge Carex vulpinoidea Grass or grass-like 3.2 ft Sun–part shade Medium Zone 3b
Frank's sedge Carex frankii Grass or grass-like 2 ft Shade-tolerant High Zone 5a
fringed sedge Carex crinita Grass or grass-like 5.2 ft Sun–part shade Medium Zone 4a
frost grape Vitis vulpina Vine 83 ft Sun–part shade Medium Zone 5a
Georgia bulrush Scirpus georgianus Grass or grass-like 4.5 ft Sun–part shade Medium Zone 3b
giant goldenrod Solidago gigantea Wildflower (forb) 8.2 ft Sun–part shade Medium Zone 4a
golden ragwort Packera aurea Wildflower (forb) 3.9 ft Shade-tolerant High Zone 3a
graceful sedge Carex gracillima Grass or grass-like 3 ft Shade-tolerant Medium Zone 4a
grassleaf rush Juncus marginatus Grass or grass-like 2 ft Sun–part shade Medium Zone 5a
gray alder Alnus incana Tree 25 ft Sun–part shade High Zone 4a
gray dogwood Cornus racemosa Shrub 10 ft Shade-tolerant Medium Zone 2b
gray goldenrod Solidago nemoralis Wildflower (forb) 2 ft Sun Medium Zone 4a
great laurel Rhododendron maximum Tree 25 ft Shade-tolerant Medium Zone 6a
greater bladder sedge Carex intumescens Grass or grass-like 3 ft Shade-tolerant High Zone 4a
greater straw sedge Carex normalis Grass or grass-like 5 ft Shade-tolerant High Zone 4a
green bulrush Scirpus atrovirens Grass or grass-like 5.9 ft Sun Medium Zone 2a
groundnut Apios americana Vine 1 ft Shade-tolerant Medium Zone 5a
hairy lespedeza Lespedeza hirta Wildflower (forb) 6 ft Sun Low Zone 6a
hairy white oldfield aster Symphyotrichum pilosum Wildflower (forb) 3 ft Shade-tolerant Medium Zone 4a
hazel alder Alnus serrulata Tree 30 ft Sun High Zone 5a
highbush blueberry Vaccinium corymbosum Shrub 12 ft Shade-tolerant Medium Zone 4a
honeylocust Gleditsia triacanthos Tree 70 ft Sun Medium Zone 3b
hophornbeam Ostrya virginiana Tree 45 ft Shade-tolerant Low Zone 3b
horseflyweed Baptisia tinctoria Wildflower (forb) 2.5 ft Sun Low Zone 7b
Indiangrass Sorghastrum nutans Grass or grass-like 6 ft Sun Medium Zone 3b
Indianhemp Apocynum cannabinum Wildflower (forb) 3.3 ft Sun–part shade High Zone 3a
interrupted fern Osmunda claytoniana Fern 4 ft Shade-tolerant High Zone 3b
Jack in the pulpit Arisaema triphyllum Wildflower (forb) 1.5 ft Shade-tolerant High Zone 5b
Jerusalem artichoke Helianthus tuberosus Wildflower (forb) 9.8 ft Sun–part shade Low Zone 3a
jewelweed Impatiens capensis Wildflower (forb) 4.9 ft Shade-tolerant Medium Zone 10b
limestone meadow sedge Carex granularis Grass or grass-like 2.5 ft Shade-tolerant High Zone 4a
little bluestem Schizachyrium scoparium Grass or grass-like 3 ft Sun Low Zone 3b
littleleaf buttercup Ranunculus abortivus Wildflower (forb) 2.8 ft Shade-tolerant Medium Zone 3a
longleaf starwort Stellaria longifolia Wildflower (forb) 1.5 ft Shade-tolerant High Zone 3b
lowbush blueberry Vaccinium angustifolium Shrub 2 ft Sun Medium Zone 4a
mapleleaf viburnum Viburnum acerifolium Shrub 6 ft Shade-tolerant Medium Zone 4b
marsh seedbox Ludwigia palustris Wildflower (forb) 2 in Sun High Zone 4a
meadow evening primrose Oenothera pilosella Wildflower (forb) 2 ft Sun–part shade Medium Zone 5a
melic mannagrass Glyceria melicaria Grass or grass-like 3.9 ft Sun Medium Zone 4a
Missouri River willow Salix eriocephala Tree 52 ft Shade-tolerant High Zone 3b
mockernut hickory Carya tomentosa Tree 85 ft Sun–part shade Medium Zone 4a
mountain laurel Kalmia latifolia Tree 6 ft Shade-tolerant Low Zone 5a
mountain maple Acer spicatum Tree 25 ft Shade-tolerant Medium Zone 2b
nannyberry Viburnum lentago Tree 28 ft Shade-tolerant Medium Zone 4a
narrowleaf blue-eyed grass Sisyrinchium angustifolium Wildflower (forb) 2 ft Sun–part shade Medium Zone 7a
narrowleaf evening primrose Oenothera fruticosa Wildflower (forb) 3.3 ft Shade-tolerant High Zone 4a
needle spikerush Eleocharis acicularis Grass or grass-like 8 in Sun Medium Zone 5a
New Jersey tea Ceanothus americanus Shrub 3 ft Shade-tolerant Low Zone 4b
New York fern Thelypteris noveboracensis Fern 1.5 ft Shade-tolerant Low Zone 4b
New York ironweed Vernonia noveboracensis Wildflower (forb) 6.6 ft Sun–part shade Medium Zone 4a
nimblewill Muhlenbergia schreberi Grass or grass-like 3.2 ft Shade-tolerant Low Zone 4a
nodding beggartick Bidens cernua Wildflower (forb) 3.2 ft Sun–part shade High Zone 12a
nodding fescue Festuca subverticillata Grass or grass-like 3 ft Sun–part shade Medium Zone 3a
northern bush honeysuckle Diervilla lonicera Shrub 2.4 ft Sun–part shade Low Zone 5a
northern catalpa Catalpa speciosa Tree 60 ft Sun Low Zone 3b
northern maidenhair Adiantum pedatum Fern 1.3 ft Shade-tolerant Medium Zone 3b
northern red oak Quercus rubra Tree 81 ft Sun–part shade Medium Zone 3b
northern spicebush Lindera benzoin Tree 12 ft Sun–part shade Medium Zone 5a
Nuttall's reedgrass Calamagrostis coarctata Grass or grass-like 4.9 ft Sun Medium Zone 4b
pale touch-me-not Impatiens pallida Wildflower (forb) 8.2 ft Shade-tolerant Medium Zone 10b
panicledleaf ticktrefoil Desmodium paniculatum Wildflower (forb) 3 ft Sun–part shade Low Zone 6a
pawpaw Asimina triloba Tree 25 ft Shade-tolerant Medium Zone 4b
Pennsylvania bittercress Cardamine pensylvanica Wildflower (forb) 1.5 ft Shade-tolerant Medium Zone 4a
Pennsylvania smartweed Polygonum pensylvanicum Wildflower (forb) 3.9 ft Sun Medium Zone 10b
perplexed ticktrefoil Desmodium perplexum Wildflower (forb) 4 ft Sun–part shade Medium Zone 4a
Philadelphia fleabane Erigeron philadelphicus Wildflower (forb) 2.8 ft Sun–part shade Medium Zone 4b
pignut hickory Carya glabra Tree 80 ft Sun–part shade Medium Zone 4a
pin cherry Prunus pensylvanica Tree 30 ft Sun Medium Zone 3b
pin oak Quercus palustris Tree 100 ft Sun High Zone 4a
pink azalea Rhododendron periclymenoides Shrub 10 ft Shade-tolerant Low Zone 5b
pipsissewa Chimaphila umbellata Shrub 1.5 ft Shade-tolerant Low Zone 3b
pitch pine Pinus rigida Tree 80 ft Sun Low Zone 3a
poverty rush Juncus tenuis Grass or grass-like 1.5 ft Sun–part shade Medium Zone 3b
prairie cordgrass Spartina pectinata Grass or grass-like 8 ft Sun High Zone 3b
prairie fleabane Erigeron strigosus Wildflower (forb) 3 ft Sun Medium Zone 4b
prairie willow Salix humilis Shrub 10 ft Sun–part shade High Zone 3a
purpleflowering raspberry Rubus odoratus Shrub 5 ft Sun–part shade Medium Zone 3b
purpleleaf willowherb Epilobium coloratum Wildflower (forb) 3.3 ft Sun–part shade High Zone 4a
purplestem aster Symphyotrichum puniceum Wildflower (forb) 8.1 ft Sun High Zone 3b
pussy willow Salix discolor Tree 40 ft Shade-tolerant High Zone 4a
quaking aspen Populus tremuloides Tree 65 ft Sun High Zone 1a
rattlesnake fern Botrychium virginianum Fern 1.4 ft Shade-tolerant Medium Zone 3b
red elderberry Sambucus racemosa Tree 18 ft Sun–part shade High Zone 4a
red maple Acer rubrum Tree 68 ft Sun–part shade High Zone 2b
redtop panicgrass Panicum rigidulum Grass or grass-like 3.3 ft Sun High Zone 4a
reed canarygrass Phalaris arundinacea Grass or grass-like 5 ft Sun High Zone 3b
rice cutgrass Leersia oryzoides Grass or grass-like 4.9 ft Sun High Zone 4a
ridged yellow flax Linum striatum Wildflower (forb) 2.6 ft Shade-tolerant Medium Zone 3a
riverbank grape Vitis riparia Vine 45 ft Sun–part shade Medium Zone 4a
riverbank wildrye Elymus riparius Grass or grass-like 4.5 ft Shade-tolerant High Zone 4a
roadside agrimony Agrimonia striata Wildflower (forb) 6 ft Shade-tolerant Medium Zone 3a
rough avens Geum laciniatum Wildflower (forb) 3.1 ft Sun–part shade Medium Zone 5a
rough bedstraw Galium asprellum Wildflower (forb) 5.9 ft Shade-tolerant Medium Zone 4a
roundhead lespedeza Lespedeza capitata Wildflower (forb) 2.6 ft Sun Low Zone 4b
roundleaf goldenrod Solidago patula Wildflower (forb) 6.6 ft Sun–part shade High Zone 3a
roundleaf greenbrier Smilax rotundifolia Vine 1 ft Sun Medium Zone 4a
sandbar willow Salix interior Tree 30 ft Sun — Zone 1a
sassafras Sassafras albidum Tree 75 ft Sun Low Zone 4b
sawtooth sunflower Helianthus grosseserratus Wildflower (forb) 5 ft Sun Medium Zone 3a
scarlet oak Quercus coccinea Tree 70 ft Sun Medium Zone 4b
shagbark hickory Carya ovata Tree 75 ft Sun–part shade Medium Zone 3a
shallow sedge Carex lurida Grass or grass-like 3.2 ft Sun–part shade Medium Zone 4a
shingle oak Quercus imbricaria Tree 45 ft Sun Medium Zone 5b
shining willow Salix lucida Tree 13 ft Sun–part shade High Zone 3a
shrubby St. Johnswort Hypericum prolificum Shrub 3.2 ft Sun–part shade High Zone 4b
silky dogwood Cornus amomum Shrub 10 ft Sun–part shade High Zone 3b
silky willow Salix sericea Tree 12 ft Sun–part shade High Zone 4b
silver maple Acer saccharinum Tree 90 ft Sun–part shade Medium Zone 2b
skunk cabbage Symplocarpus foetidus Wildflower (forb) 2 ft Shade-tolerant High Zone 4a
slender flatsedge Cyperus bipartitus Grass or grass-like 5 ft Sun Medium Zone 10b
slender spikerush Eleocharis tenuis Grass or grass-like 2.9 ft Sun Low Zone 5a
slippery elm Ulmus rubra Tree 85 ft Shade-tolerant High Zone 3a
small white violet Viola macloskeyi Wildflower (forb) 6 in Shade-tolerant High Zone 4b
smallspike false nettle Boehmeria cylindrica Wildflower (forb) 3.9 ft Shade-tolerant Medium Zone 4a
smooth hedgenettle Stachys tenuifolia Wildflower (forb) 25 ft Shade-tolerant High Zone 4a
smooth sumac Rhus glabra Tree 12 ft Sun Low Zone 4a
softstem bulrush Schoenoplectus tabernaemontani Grass or grass-like 9 ft Sun High Zone 3b
southern arrowwood Viburnum recognitum Tree 9 ft Shade-tolerant Medium Zone 4b
spotted St. Johnswort Hypericum punctatum Wildflower (forb) 3 ft Shade-tolerant Medium Zone 4a
spring avens Geum vernum Wildflower (forb) 1.6 ft Shade-tolerant Medium Zone 5b
staghorn sumac Rhus typhina Tree 30 ft Sun–part shade Low Zone 4a
steeplebush Spiraea tomentosa Shrub 4 ft Sun Low Zone 4a
strawcolored flatsedge Cyperus strigosus Grass or grass-like 3.2 ft Sun Medium Zone 4a
striped maple Acer pensylvanicum Tree 35 ft Shade-tolerant Low Zone 2b
sugar maple Acer saccharum Tree 100 ft Shade-tolerant Medium Zone 2b
summer grape Vitis aestivalis Vine 30 ft Shade-tolerant Medium Zone 5a
swamp milkweed Asclepias incarnata Wildflower (forb) 4.9 ft Sun High Zone 3b
swamp white oak Quercus bicolor Tree 100 ft Sun–part shade High Zone 4b
sweet birch Betula lenta Tree 60 ft Sun Medium Zone 4b
sweet fern Comptonia peregrina Shrub 2 ft Sun–part shade Low Zone 3b
sweet woodreed Cinna arundinacea Grass or grass-like 4.9 ft Shade-tolerant Low Zone 4a
switchgrass Panicum virgatum Grass or grass-like 5 ft Sun Medium Zone 3a
tall hairy agrimony Agrimonia gryposepala Wildflower (forb) 5.9 ft Sun–part shade Medium Zone 3a
tapertip rush Juncus acuminatus Grass or grass-like 3 ft Sun–part shade High Zone 4a
tawny cottongrass Eriophorum virginicum Grass or grass-like 3.9 ft Sun Medium Zone 4a
teal lovegrass Eragrostis hypnoides Grass or grass-like 4 in Sun High Zone 3b
three-way sedge Dulichium arundinaceum Grass or grass-like 2.6 ft Sun–part shade High Zone 3b
threelobe beggarticks Bidens tripartita Wildflower (forb) 3.5 ft Sun–part shade High Zone 12a
trumpet creeper Campsis radicans Vine 2 ft Sun Low Zone 6a
trumpetweed Eutrochium fistulosum Wildflower (forb) 6 ft Sun–part shade High Zone 4b
tuliptree Liriodendron tulipifera Tree 120 ft Sun Medium Zone 5b
twisted sedge Carex torta Grass or grass-like 2.8 ft Shade-tolerant Medium Zone 4a
upland bentgrass Agrostis perennans Grass or grass-like 3.5 ft Sun–part shade High Zone 4a
variable panicgrass Dichanthelium commutatum Grass or grass-like 4.9 ft Sun–part shade Low Zone 4b
Virginia bluebells Mertensia virginica Wildflower (forb) 2.3 ft Shade-tolerant High Zone 4b
Virginia creeper Parthenocissus quinquefolia Vine 1 ft Sun–part shade Low Zone 4b
Virginia pine Pinus virginiana Tree 70 ft Sun Low Zone 5a
Virginia spiderwort Tradescantia virginiana Wildflower (forb) 1.1 ft Sun–part shade Medium Zone 3b
Virginia threeseed mercury Acalypha virginica Wildflower (forb) 3 ft Sun–part shade Medium Zone 10b
Virginia water horehound Lycopus virginicus Wildflower (forb) 4 ft Shade-tolerant High Zone 4a
Virginia wildrye Elymus virginicus Grass or grass-like 2.5 ft Shade-tolerant Medium Zone 4b
water knotweed Polygonum amphibium Wildflower (forb) 1 in Sun High Zone 5a
white ash Fraxinus americana Tree 90 ft Sun High Zone 4a
white avens Geum canadense Wildflower (forb) 3.9 ft Shade-tolerant Medium Zone 4a
white meadowsweet Spiraea alba Shrub 3 ft Sun–part shade Medium Zone 4a
white oak Quercus alba Tree 100 ft Sun–part shade Medium Zone 3a
white panicle aster Symphyotrichum lanceolatum Wildflower (forb) 6 ft Sun–part shade High Zone 3b
whitegrass Leersia virginica Grass or grass-like 3.9 ft Shade-tolerant Medium Zone 3a
wild bergamot Monarda fistulosa Wildflower (forb) 4.9 ft Sun–part shade High Zone 4a
wild blue phlox Phlox divaricata Wildflower (forb) 3 ft Sun–part shade Medium Zone 4a
wild sarsaparilla Aralia nudicaulis Wildflower (forb) 1.5 ft Shade-tolerant Medium Zone 3b
wild sweetwilliam Phlox maculata Wildflower (forb) 2 ft Sun Medium Zone 5b
winged sumac Rhus copallinum Tree 8 ft Sun Low Zone 4b
wirestem muhly Muhlenbergia frondosa Grass or grass-like 2 ft Shade-tolerant Medium Zone 3b
woodland bluegrass Poa sylvestris Grass or grass-like 3 ft Shade-tolerant High Zone 4a
woodland rush Juncus subcaudatus Grass or grass-like 2.2 ft Shade-tolerant High Zone 6b
woolgrass Scirpus cyperinus Grass or grass-like 4.9 ft Sun–part shade High Zone 4a
wreath goldenrod Solidago caesia Wildflower (forb) 3 ft Sun–part shade Medium Zone 4b
wrinkleleaf goldenrod Solidago rugosa Wildflower (forb) 3.3 ft Sun–part shade Medium Zone 4a
yellow birch Betula alleghaniensis Tree 75 ft Sun–part shade Medium Zone 2b
yellow fumewort Corydalis flavula Wildflower (forb) 1.5 ft Sun–part shade Medium Zone 5b
yellow marsh marigold Caltha palustris Wildflower (forb) 2 ft Sun High Zone 3b
zigzag goldenrod Solidago flexicaulis Wildflower (forb) 3 ft Sun–part shade Medium Zone 5b

Other native species recorded here 412

PLANTS has no growing records for these, so light, moisture, height and zone filters cannot include them. Many are wild species seldom sold by nurseries.

  • Allegheny hawkweed Hieracium paniculatum
  • Allegheny monkeyflower Mimulus ringens
  • Allegheny Mountain buttercup Ranunculus allegheniensis
  • allegheny vine Adlumia fungosa
  • alpine violet Viola labradorica
  • American alumroot Heuchera americana
  • American bladdernut Staphylea trifolia
  • American burnweed Erechtites hieraciifolius
  • American cancer-root Conopholis americana
  • American false pennyroyal Hedeoma pulegioides
  • American fly honeysuckle Lonicera canadensis
  • American golden saxifrage Chrysosplenium americanum
  • American hogpeanut Amphicarpaea bracteata
  • American lopseed Phryma leptostachya
  • American marshpennywort Hydrocotyle americana
  • American senna Senna hebecarpa
  • American spikenard Aralia racemosa
  • American wintergreen Pyrola americana
  • Apocynum ×floribundum Apocynum ×floribundum
  • Appalachian barren strawberry Waldsteinia fragarioides
  • arrowleaf violet Viola sagittata
  • balm-of-Gilead Populus ×jackii
  • bashful bulrush Trichophorum planifolium
  • bastard toadflax Comandra umbellata
  • Bebb willow Salix bebbiana
  • beechdrops Epifagus virginiana
  • beggarslice Hackelia virginiana
  • biennial beeblossom Oenothera gaura
  • big devils beggartick Bidens vulgata
  • black baneberry Actaea racemosa
  • blackseed plantain Plantago rugelii
  • blisterwort Ranunculus recurvatus
  • bloodroot Sanguinaria canadensis
  • Blue Ridge blueberry Vaccinium pallidum
  • Blue Ridge sedge Carex lucorum
  • blue skullcap Scutellaria lateriflora
  • blue waxweed Cuphea viscosissima
  • blue wild indigo Baptisia australis
  • bluntleaf sandwort Moehringia lateriflora
  • bluntleaf waterleaf Hydrophyllum canadense
  • bluntlobe cliff fern Woodsia obtusa
  • bluntlobe grapefern Botrychium oneidense
  • bog white violet Viola lanceolata
  • bog yellowcress Rorippa palustris
  • Bosc's panicgrass Dichanthelium boscii
  • Bowman's root Gillenia trifoliata
  • bride's feathers Aruncus dioicus
  • bristly greenbrier Smilax tamnoides
  • brittle bladderfern Cystopteris fragilis
  • broad beechfern Phegopteris hexagonoptera
  • broad looseflower sedge Carex laxiflora
  • broadleaf sedge Carex platyphylla
  • brown widelip orchid Liparis liliifolia
  • brownish beaksedge Rhynchospora capitellata
  • bulblet bladderfern Cystopteris bulbifera
  • Canada lettuce Lactuca canadensis
  • Canada lily Lilium canadense
  • Canada mayflower Maianthemum canadense
  • Canadian anemone Anemone canadensis
  • Canadian blacksnakeroot Sanicula canadensis
  • Canadian clearweed Pilea pumila
  • Canadian honewort Cryptotaenia canadensis
  • Canadian white violet Viola canadensis
  • Canadian wildginger Asarum canadense
  • Canadian woodnettle Laportea canadensis
  • Carolina horsenettle Solanum carolinense
  • Carolina springbeauty Claytonia caroliniana
  • Carolina vetch Vicia caroliniana
  • carpenter's square Scrophularia marilandica
  • Christmas fern Polystichum acrostichoides
  • churchmouse threeawn Aristida dichotoma
  • clammy groundcherry Physalis heterophylla
  • clammy hedgehyssop Gratiola neglecta
  • clasping Venus' looking-glass Triodanis perfoliata
  • claspingleaf pondweed Potamogeton perfoliatus
  • Clayton's sweetroot Osmorhiza claytonii
  • climbing false buckwheat Polygonum scandens
  • clustered blacksnakeroot Sanicula odorata
  • common boneset Eupatorium perfoliatum
  • common cinquefoil Potentilla simplex
  • common milkweed Asclepias syriaca
  • common moonseed Menispermum canadense
  • common threeseed mercury Acalypha rhomboidea
  • common woodrush Luzula multiflora
  • common yellow oxalis Oxalis stricta
  • Copenhagen hawthorn Crataegus intricata
  • creeping phlox Phlox stolonifera
  • crinkleroot Cardamine diphylla
  • Culver's root Veronicastrum virginicum
  • curlytop knotweed Polygonum lapathifolium
  • cutleaf grapefern Botrychium dissectum
  • cutleaf toothwort Cardamine concatenata
  • cypress panicgrass Dichanthelium dichotomum
  • deeproot clubmoss Lycopodium tristachyum
  • densetuft hairsedge Bulbostylis capillaris
  • dogtooth violet Erythronium americanum
  • dotted hawthorn Crataegus punctata
  • downy pagoda-plant Blephilia ciliata
  • downy rattlesnake plantain Goodyera pubescens
  • drooping woodland sedge Carex arctata
  • dutchman's breeches Dicentra cucullaria
  • dwarf chinquapin oak Quercus prinoides
  • dwarf cinquefoil Potentilla canadensis
  • dwarf ginseng Panax trifolius
  • dwarf larkspur Delphinium tricorne
  • early azalea Rhododendron prinophyllum
  • early blue violet Viola ×palmata
  • early bluegrass Poa cuspidata
  • early goldenrod Solidago juncea
  • early meadow-rue Thalictrum dioicum
  • early saxifrage Saxifraga virginiensis
  • earth loosestrife Lysimachia terrestris
  • eastern bottlebrush grass Elymus hystrix
  • eastern featherbells Stenanthium gramineum
  • eastern greenviolet Hybanthus concolor
  • eastern hayscented fern Dennstaedtia punctilobula
  • eastern marsh fern Thelypteris palustris
  • eastern poison ivy Toxicodendron radicans
  • eastern smooth beardtongue Penstemon laevigatus
  • eastern star sedge Carex radiata
  • eastern swamp saxifrage Saxifraga pensylvanica
  • eastern sweetshrub Calycanthus floridus
  • eastern waterleaf Hydrophyllum virginianum
  • ebony spleenwort Asplenium platyneuron
  • Emory's sedge Carex emoryi
  • erect knotweed Polygonum erectum
  • evening campion Silene nivea
  • eyebane Chamaesyce nutans
  • fairywand Chamaelirium luteum
  • fall phlox Phlox paniculata
  • false mermaidweed Floerkea proserpinacoides
  • fan clubmoss Lycopodium digitatum
  • feathery false lily of the valley Maianthemum racemosum
  • fernleaf yellow false foxglove Aureolaria pedicularia
  • feverwort Triosteum perfoliatum
  • fibrousroot sedge Carex communis
  • fire pink Silene virginica
  • fireberry hawthorn Crataegus chrysocarpa
  • flat-top goldentop Euthamia graminifolia
  • fleshy hawthorn Crataegus succulenta
  • flowering spurge Euphorbia corollata
  • fourleaf milkweed Asclepias quadrifolia
  • fragrant bedstraw Galium triflorum
  • Fraser's marsh St. Johnswort Triadenum fraseri
  • fringed loosestrife Lysimachia ciliata
  • fringed willowherb Epilobium ciliatum
  • fuzzy wuzzy sedge Carex hirsutella
  • gall of the earth Prenanthes trifoliolata
  • Gattinger's panicgrass Panicum gattingeri
  • gaywings Polygala paucifolia
  • giant ironweed Vernonia gigantea
  • giant sunflower Helianthus giganteus
  • golden zizia Zizia aurea
  • grassleaf mudplantain Heteranthera dubia
  • great blue lobelia Lobelia siphilitica
  • great ragweed Ambrosia trifida
  • great yellow woodsorrel Oxalis grandis
  • Greek valerian Polemonium reptans
  • green carpetweed Mollugo verticillata
  • green comet milkweed Asclepias viridiflora
  • green dragon Arisaema dracontium
  • green false hellebore Veratrum viride
  • grove bluegrass Poa alsodes
  • hairy angelica Angelica venenosa
  • hairy beardtongue Penstemon hirsutus
  • hairy bedstraw Galium pilosum
  • hairy forked nailwort Paronychia fastigiata
  • hairy Solomon's seal Polygonatum pubescens
  • hairy woodland brome Bromus pubescens
  • hairy woodrush Luzula acuminata
  • hairyjoint meadowparsnip Thaspium barbinode
  • harbinger of spring Erigenia bulbosa
  • harlequin blueflag Iris versicolor
  • hay sedge Carex argyrantha
  • hoary skullcap Scutellaria incana
  • hoary ticktrefoil Desmodium canescens
  • horned bladderwort Utricularia cornuta
  • Howell's pussytoes Antennaria howellii
  • Illinois pinweed Lechea racemulosa
  • Illinois pondweed Potamogeton illinoensis
  • Indian cucumber Medeola virginiana
  • Indian-tobacco Lobelia inflata
  • Indianpipe Monotropa uniflora
  • intermediate woodfern Dryopteris intermedia
  • jumpseed Polygonum virginianum
  • king of the meadow Thalictrum pubescens
  • lace grass Eragrostis capillaris
  • lanceleaf figwort Scrophularia lanceolata
  • lanceleaf wild licorice Galium lanceolatum
  • large whorled pogonia Isotria verticillata
  • largefruit blacksnakeroot Sanicula trifoliata
  • leafy bulrush Scirpus polyphyllus
  • lesser roundleaved orchid Platanthera orbiculata
  • limber honeysuckle Lonicera dioica
  • lined sedge Carex striatula
  • little evening primrose Oenothera perennis
  • lobed spleenwort Asplenium pinnatifidum
  • long beechfern Phegopteris connectilis
  • longleaf groundcherry Physalis longifolia
  • longspur violet Viola rostrata
  • longstalk sedge Carex pedunculata
  • longstyle sweetroot Osmorhiza longistylis
  • low false bindweed Calystegia spithamaea
  • lowland bladderfern Cystopteris protrusa
  • Lowrie's blue wood aster Symphyotrichum lowrieanum
  • lyrate rockcress Arabis lyrata
  • man of the earth Ipomoea pandurata
  • marginal woodfern Dryopteris marginalis
  • marsh blue violet Viola cucullata
  • Maryland sanicle Sanicula marilandica
  • matricary grapefern Botrychium matricariifolium
  • mayapple Podophyllum peltatum
  • meadow garlic Allium canadense
  • meadow willow Salix petiolaris
  • Miami mist Phacelia purshii
  • moccasin flower Cypripedium acaule
  • mosquito bulrush Scirpus hattorianus
  • nakedflower ticktrefoil Desmodium nudiflorum
  • navel cornsalad Valerianella umbilicata
  • New England aster Symphyotrichum novae-angliae
  • nodding chickweed Cerastium nutans
  • nodding evening primrose Oenothera nutans
  • nodding sedge Carex gynandra
  • nodding wakerobin Trillium flexipes
  • northern dewberry Rubus flagellaris
  • northern slender lady's tresses Spiranthes lacera
  • northern water plantain Alisma triviale
  • Norwegian cinquefoil Potentilla norvegica
  • obedient plant Physostegia virginiana
  • oneflowered broomrape Orobanche uniflora
  • oneseed bur cucumber Sicyos angulatus
  • orangefruit horse-gentian Triosteum aurantiacum
  • painted trillium Trillium undulatum
  • pale dock Rumex altissimus
  • pale Indian plantain Arnoglossum atriplicifolium
  • pale St. Johnswort Hypericum ellipticum
  • paleleaf woodland sunflower Helianthus strumosus
  • palespike lobelia Lobelia spicata
  • parasol whitetop Doellingeria umbellata
  • Parlin's pussytoes Antennaria parlinii
  • pasture thistle Cirsium pumilum
  • Pennsylvania sedge Carex pensylvanica
  • perfoliate bellwort Uvularia perfoliata
  • pinesap Monotropa hypopitys
  • pitseed goosefoot Chenopodium berlandieri
  • plantainleaf sedge Carex plantaginea
  • pointedleaf ticktrefoil Desmodium glutinosum
  • poke milkweed Asclepias exaltata
  • poverty dropseed Sporobolus vaginiflorus
  • poverty oatgrass Danthonia spicata
  • prostrate ticktrefoil Desmodium rotundifolium
  • purple bergamot Monarda media
  • purple meadowparsnip Thaspium trifoliatum
  • purple milkweed Asclepias purpurascens
  • purple milkwort Polygala sanguinea
  • purplerocket Iodanthus pinnatifidus
  • queen of the prairie Filipendula rubra
  • rabbit-tobacco Pseudognaphalium obtusifolium
  • rare clubmoss Lycopodium obscurum
  • rattlesnakeweed Hieracium venosum
  • red columbine Aquilegia canadensis
  • red trillium Trillium erectum
  • richweed Collinsonia canadensis
  • robin's plantain Erigeron pulchellus
  • rock muhly Muhlenbergia sobolifera
  • rock polypody Polypodium virginianum
  • rosepink Sabatia angularis
  • rosy sedge Carex rosea
  • rough barnyardgrass Echinochloa muricata
  • rough hawkweed Hieracium scabrum
  • roundleaf ragwort Packera obovata
  • roundleaf yellow violet Viola rotundifolia
  • roundseed panicgrass Dichanthelium sphaerocarpon
  • rue anemone Thalictrum thalictroides
  • running clubmoss Lycopodium clavatum
  • running serviceberry Amelanchier stolonifera
  • sand bittercress Cardamine parviflora
  • sand violet Viola affinis
  • scaldweed Cuscuta gronovii
  • scarlet beebalm Monarda didyma
  • scarlet hawthorn Crataegus pedicellata
  • Schreber's aster Eurybia schreberi
  • seedbox Ludwigia alternifolia
  • sensitive fern Onoclea sensibilis
  • sensitive partridge pea Chamaecrista nictitans
  • sessileleaf bellwort Uvularia sessilifolia
  • shining clubmoss Huperzia lucidula
  • shiny wedgescale Sphenopholis nitida
  • shortspike watermilfoil Myriophyllum sibiricum
  • showy orchid Galearis spectabilis
  • showy ticktrefoil Desmodium canadense
  • shrubby lespedeza Lespedeza frutescens
  • sicklepod Arabis canadensis
  • silky dogwood Cornus obliqua
  • silver false spleenwort Deparia acrostichoides
  • sixweeks fescue Vulpia octoflora
  • slender lespedeza Lespedeza virginica
  • slender looseflower sedge Carex gracilescens
  • slender toothwort Cardamine angustata
  • slender wedgescale Sphenopholis intermedia
  • slender woodland sedge Carex digitalis
  • slender yellow woodsorrel Oxalis dillenii
  • slim amaranth Amaranthus hybridus
  • slimleaf panicgrass Dichanthelium linearifolium
  • small pondweed Potamogeton pusillus
  • small woodland sunflower Helianthus microcephalus
  • smooth carrionflower Smilax herbacea
  • smooth forked nailwort Paronychia canadensis
  • smooth oxeye Heliopsis helianthoides
  • smooth rockcress Arabis laevigata
  • smooth rose Rosa blanda
  • smooth sawgrass Cladium mariscoides
  • smooth small-leaf ticktrefoil Desmodium marilandicum
  • smooth Solomon's seal Polygonatum biflorum
  • smoothsheath sedge Carex laevivaginata
  • snow trillium Trillium nivale
  • soft agrimony Agrimonia pubescens
  • southern blue monkshood Aconitum uncinatum
  • southern woodland violet Viola hirsutula
  • spinulose woodfern Dryopteris carthusiana
  • spotted geranium Geranium maculatum
  • spotted sandmat Chamaesyce maculata
  • spotted water hemlock Cicuta maculata
  • spreading chervil Chaerophyllum procumbens
  • spreading dogbane Apocynum androsaemifolium
  • spreading sedge Carex laxiculmis
  • squirrel corn Dicentra canadensis
  • star chickweed Stellaria pubera
  • sticky catchfly Silene caroliniana
  • stout goldenrod Solidago squarrosa
  • striped cream violet Viola striata
  • striped prince's pine Chimaphila maculata
  • summer coralroot Corallorhiza maculata
  • swamp lousewort Pedicularis lanceolata
  • swamp thistle Cirsium muticum
  • swamp verbena Verbena hastata
  • Swan's sedge Carex swanii
  • sweet white violet Viola blanda
  • sweetscented joe pye weed Eutrochium purpureum
  • tall blue lettuce Lactuca biennis
  • tall rattlesnakeroot Prenanthes altissima
  • tall thimbleweed Anemone virginiana
  • tall thistle Cirsium altissimum
  • tall tickseed Coreopsis tripteris
  • tapered rosette grass Dichanthelium acuminatum
  • thicket bean Phaseolus polystachios
  • thinleaf late purple aster Symphyotrichum phlogifolium
  • thinleaf sunflower Helianthus decapetalus
  • toadshade Trillium sessile
  • tower rockcress Arabis glabra
  • trailing arbutus Epigaea repens
  • tree groundpine Lycopodium dendroideum
  • tufted lovegrass Eragrostis pectinacea
  • turk's-cap lily Lilium superbum
  • twoflower dwarfdandelion Krigia biflora
  • twoleaf miterwort Mitella diphylla
  • upland boneset Eupatorium sessilifolium
  • upland brittle bladderfern Cystopteris tenuis
  • veiny skullcap Scutellaria nervosa
  • Viola ×primulifolia Viola ×primulifolia
  • violet lespedeza Lespedeza violacea
  • violet woodsorrel Oxalis violacea
  • Virginia mountainmint Pycnanthemum virginianum
  • Virginia pepperweed Lepidium virginicum
  • Virginia plantain Plantago virginica
  • Virginia springbeauty Claytonia virginica
  • Virginia strawberry Fragaria virginiana
  • Virginia tephrosia Tephrosia virginiana
  • walking fern Asplenium rhizophyllum
  • wavyleaf aster Symphyotrichum undulatum
  • waxflower shinleaf Pyrola elliptica
  • waxyfruit hawthorn Crataegus pruinosa
  • weft fern Trichomanes intricatum
  • western oakfern Gymnocarpium dryopteris
  • white arrowleaf aster Symphyotrichum urophyllum
  • white baneberry Actaea pachypoda
  • white bergamot Monarda clinopodia
  • white fawnlily Erythronium albidum
  • white goldenrod Solidago bicolor
  • white rattlesnakeroot Prenanthes alba
  • white snakeroot Ageratina altissima
  • white trillium Trillium grandiflorum
  • white turtlehead Chelone glabra
  • white vervain Verbena urticifolia
  • white wood aster Eurybia divaricata
  • whitetinge sedge Carex albicans
  • whorled milkwort Polygala ambigua
  • whorled milkwort Polygala verticillata
  • whorled mountainmint Pycnanthemum verticillatum
  • whorled rosinweed Silphium trifoliatum
  • whorled yellow loosestrife Lysimachia quadrifolia
  • widowsfrill Silene stellata
  • wild cucumber Echinocystis lobata
  • wild hydrangea Hydrangea arborescens
  • wild yam Dioscorea villosa
  • Willdenow's sedge Carex willdenowii
  • willowleaf aster Symphyotrichum praealtum
  • winged lythrum Lythrum alatum
  • wingstem Verbesina alternifolia
  • witchgrass Panicum capillare
  • woman's tobacco Antennaria plantaginifolia
  • woodfern Dryopteris ×triploidea
  • woodland flax Linum virginianum
  • woodland stonecrop Sedum ternatum
  • woodland strawberry Fragaria vesca
  • woodland sunflower Helianthus divaricatus
  • yellow fairybells Prosartes lanuginosa
  • yellow nodding lady's tresses Spiranthes ochroleuca
  • yellow pimpernel Taenidia integerrima
  • yellow screwstem Bartonia virginica
  • yellowfruit sedge Carex annectens
  • yellowseed false pimpernel Lindernia dubia
Also listed as native and introduced here 3

PLANTS labels these species both native and introduced in this state: some forms are native and others were brought in from elsewhere. Most gardeners should choose plants from the main list.

  • annual ragweedAmbrosia artemisiifolia
  • hedge false bindweedCalystegia sepium
  • Kentucky bluegrassPoa pratensis

Compared with Pennsylvania

The typical county is the median of the 67 Pennsylvania counties with PLANTS county records; the statewide figure counts every species native anywhere in the state. More species is not better or worse: counties differ in size, habitat and how thoroughly they have been surveyed.

Native species counts, Armstrong County and Pennsylvania
MeasureArmstrong CountyTypical countyStatewide
Native species 699 763 1,854
Garden-ready natives 287 331 634
Tree 91 — 173
Shrub 39 — 117
Wildflower (forb) 391 — 972
Grass or grass-like 113 — 432
Vine 27 — 64
Fern 38 — 96

Neighboring counties

Counties that share a ZIP code with Armstrong County.

Look up another ZIP

Matches your ZIP to the county it mostly lies in, then lists the plants recorded as native to your state (Kew’s World Checklist and USDA PLANTS) and recorded in that county by USDA PLANTS.

Source & data date

Source
USDA NRCS PLANTS Database: county distribution records, native status and plant characteristics. CC0 (public domain dedication, per the data.gov catalog record).
Kew’s World Checklist of Vascular Plants (WCVP): native or introduced status by state. CC BY 3.0.
USGS US-RIIS (ver. 2.0): species listed as introduced are excluded. CC0.
Citation
USDA, NRCS. 2026. The PLANTS Database (https://plants.usda.gov, 11/04/2026). National Plant Data Team, Greensboro, NC USA.
Govaerts R. (ed.) (2026). WCVP: World Checklist of Vascular Plants. Facilitated by the Royal Botanic Gardens, Kew. Data file dated 2026-06-04, http://sftp.kew.org/pub/data-repositories/WCVP/ (retrieved 2026-11-04). Paper: Govaerts R. et al. (2021) The World Checklist of Vascular Plants, a continuously updated resource for exploring global plant diversity. Scientific Data 8, 215.
Data date
Retrieved from PLANTS on November 4, 2026; WCVP data file dated June 4, 2026.
Zones
USDA Plant Hardiness Zone Map (2023) ZIP table: PRISM Group, Oregon State University, https://prism.oregonstate.edu, accessed November 3, 2026. Plant zones on this site are our estimate, not the official map.
Scope
Armstrong County (county FIPS 42005), Pennsylvania. 699 native species from PLANTS county distribution records; garden-ready = species with a PLANTS characteristics record.
Method
A species is listed when it is recorded as native to the state in Kew’s World Checklist of Vascular Plants and USDA PLANTS, and recorded in the county by USDA PLANTS. Species PLANTS labels both native and introduced are listed separately. Full method · All sources

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